<!DOCTYPE html>
<html lang="zh-cn">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
    <title>校准系统</title>
    <link rel="icon" type="image/x-icon" href="/static/favicon.ico">
    {% block styles %}
    <link rel="stylesheet" href="{{ url_for('static', filename='css/bootstrap.min.css') }}">
    {% endblock %}
</head>
<body>
<div class="container">

    <br>
    <br>
    <h3 class="col-md-6 offset-md-3">请在授权机台上登录本系统</h3>

   </div>
</body>
</html>